6,605+ Backend Java Developer Python Jobs in London, UK — Local Employers Hiring July 2026

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Senior Quant Researcher Volatility

Position Overview:Research and implement strategies within the firm’s automated trading framework.Analyze large data sets using advanced statistical methods to identify trading opportunities.Develop a strong understanding of market structure of various exchanges an ...

Snr Data Business Analyst (SQL, Python Knowledge)

Senior Technical Business Analyst (SQL, Python Knowledge)Location: London or Manchester 4-5 times per week (Candidate choice)Contract Duration: 6-monthsDay Rate: To be discussed (PAYE)We are seeking a Senior Technical Business Analyst with brilliant SQL & Python knowledge to p ...

Platform Automation Software Engineer (Python, Jinja2, AWS)

Platform Automation Software Engineer - Python, Jinja2, AWS, IaCLondon | Hybrid (2 days onsite near Liverpool Street)Are you a software engineer who loves solving infrastructure challenges through code?We're recruiting for a Senior Software Engineer to join a major long-term government te ...

Distributed Systems Testing Software Engineer, Python / Go

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Lead Full Stack Engineer TypeScript Python API

Lead Full Stack Engineer (TypeScript Python API) London / WFH to £125kDo you enjoy working with a range of programming languages and agentic AI?You could be progressing your career as a Lead Full Stack Engineer at a massively profitable Private Equity firm that invest in businesses across ...

Principal Software Engineer Full Stack Python/AWS

As a Principal Software Engineer at JPMorganChasewithin CDAO Technology Group in the Applied Innovation (of AI) Engineering team, you will design, develop, deploy, and maintain advanced AI products. You’ll collaborate with software engineers, data engineers, and data scientists to deliver trusted solutions. Y ...

Python Quant Researcher – Trading Pod – Hedge Fund

Salary: up to £160k base + £150-200k bonusJob Description: One of the world’s most prestigious hedge funds is looking for a Python Quant Researcher to join one of their Fixed Income / Rates trading pods.This is a brand-new high-impact role, joining a small PM tea ...

Lead Full Stack Engineer TypeScript Python API

Lead Full Stack Engineer (TypeScript Python API) London / WFH to £125kDo you enjoy working with a range of programming languages and agentic AI?You could be progressing your career as a Lead Full Stack Engineer at a massively profitable Private Equity firm that invest in businesses across ...

Python Software Engineer Ubuntu Hardware Certification Team

Canonical is hiring a Python Software Engineer to join the Certification team, who make the tools which enable us to know that a desktop, laptop, server or IoT device is working properly. We work at the interface of hardware and software, so the ideal candidate is a Python developer familiar with hardware.</p ...

Principal Software Engineer Full Stack Python/AWS

As a Principal Software Engineer at JPMorganChasewithin CDAO Technology Group in the Applied Innovation (of AI) Engineering team, you will design, develop, deploy, and maintain advanced AI products. You’ll collaborate with software engineers, data engineers, and data scientists to deliver trusted solutions. Y ...

Python Quant Researcher – Trading Pod – Hedge Fund

Salary: up to £160k base + £150-200k bonusJob Description: One of the world’s most prestigious hedge funds is looking for a Python Quant Researcher to join one of their Fixed Income / Rates trading pods.This is a brand-new high-impact role, joining a small PM tea ...

Data Engineer III Python, Databricks Senior Associate

Are you ready to shape the future of data engineering at JPMorgan Chase? Join a dynamic team where your unique skills will help build innovative solutions and contribute to a winning culture. You’ll have opportunities for career growth, collaborate with talented professionals, and make a real impact on our bu ...

UNPAID VOLUNTEER Web Developer

Role Title: Web DeveloperLocation: Remote Position Type: Volunteer (Unpaid) Reports to: IT Lead, with coordination from Head of Communications Role Overview We are ...

UNPAID VOLUNTEER Web Developer

Role Title: Web DeveloperLocation: Remote Position Type: Volunteer (Unpaid) Reports to: IT Lead, with coordination from Head of Communications Role Overview We are ...

Junior Business Solutions Developer

Junior Business Solutions Developer Full Time - Central London Hybrid: 3 Days per week in the office, 2 days WFH Package: £35k - £40k base DOE + BenefitsAre you at an early stage in your development career, technically curious, and motivated by practical problem-solving? If you are keen to se ...

Software Engineer Cumberland/FICCO Tools Engineering

Software Engineer - Cumberland/FICCO Tools EngineeringJob LocationLondonEmployment typeRegularDepartmentTechnologyTargeted Start DateImmediateDRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to ope ...

Lead Back End Engineer

Job DescriptionWe are seeking a Lead Engineer to join our software delivery team as a principal contributor. In this role, you will leverage your technical expertise to guide and support a team of engineers, while also actively contributing to the team's development efforts.You will play a k ...

Front End Developer – Options Trading Team (US Trading Hours).

Front End Developer – Options Trading Team (US Trading Hours)Millennium is a top tier global hedge fund with a strong commitment to leveraging market innovations in technology and data to deliver high-quality returns.A dynamic and entrepreneurial options trading team is seeking a highly skilled and pas ...

Senior Quant Researcher Equity Mid/Low Frequency

Position Overview:Research and implement strategies within the firm’s automated trading framework.Analyze large data sets using advanced statistical methods to identify trading opportunities.Develop a strong understanding of market structure of various exchanges an ...

Junior Database Administrator Financial Services London Hybrid

Junior Database Administrator - Financial Services - London Salary : to £50K Job Type : Permanent Location: City of London Hybrid: 3 days a week in the office A fantastic opportunity has arisen with one of our leading financial services clients f ...

Senior Quant Researcher Equity Mid/Low Frequency

Position Overview:Research and implement strategies within the firm’s automated trading framework.Analyze large data sets using advanced statistical methods to identify trading opportunities.Develop a strong understanding of market structure of various exchanges an ...

Junior Database Administrator Financial Services London Hybrid

Junior Database Administrator - Financial Services - London Salary : to £50K Job Type : Permanent Location: City of London Hybrid: 3 days a week in the office A fantastic opportunity has arisen with one of our leading financial services clients f ...

Senior AI Engineer

Senior AI EngineerSalary £75000 - £85000Location: London Nw10 (Hybrid/Flexible 3 days on site)Type: Full-time ITH Systems, an ITH Group company, are looking for a Senior AI Engineer to join our growing development team at an exciting stage of our technology transformation. This is a high-impa ...

Senior eFX Developer High Frequency Trading, Vice President

Who we are looking forWe are looking for an enthusiastic full-stack developer to write high performance Java and Rust code as part of the EFX London teamEFX is a multi-platform team that writes bespoke trading solutions that trades FX globally all week on a follow the Sun basis. Our syste ...

Senior Software Engineer Go

What You Will Be Doing Seldon was founded in 2014 with a simple yet ambitious mission: accelerate the adoption of machine learning to solve the world’s most challenging problems. We’re on a mission to accelerate the adoption of machine learning in a responsible, trustworthy, and holistic way ...

Senior Software Engineer Go

What You Will Be Doing Seldon was founded in 2014 with a simple yet ambitious mission: accelerate the adoption of machine learning to solve the world’s most challenging problems. We’re on a mission to accelerate the adoption of machine learning in a responsible, trustworthy, and holistic way ...

Securities Finance Developer (Vice President)

CompanyJefferies, a global investment bank and securities firm, has served companies and their investors for over years. Headquartered in New York City, with offices in more than cities around the world, Jefferies provides clients with capital markets and financial advisory services, instituti ...

Quantitative Developer Graduate

Queueco is looking for a bright & enthusiastic graduate to join the team to learn and develop skills as a quantitative developer specialising in High-Frequency Trading (HFT). You will work closely with traders and researchers to understand exchange architectures, protocols, market data and order en ...

Quantitative Developer Graduate

Queueco is looking for a bright & enthusiastic graduate to join the team to learn and develop skills as a quantitative developer specialising in High-Frequency Trading (HFT). You will work closely with traders and researchers to understand exchange architectures, protocols, market data and order en ...

Jr Game Developer Panda3D Remote

Job Title: Jr Game Developer Panda3D Job Type: Contract Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reas ...

Senior Full Stack Developer

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Full Stack Engineer Fully Remote | Upto $130/hr

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Senior AI Platform Engineer

We’re reinventing payments.In less than four years, Dojo disrupted the market to become the largest and most loved acquirer in the UK. Our payments infrastructure, purpose-built for in-person commerce, is game changing.Now, over 150,000 customers across four countries choose to transact bil ...

Sr. Sec & Compliance Engineer, AWS Security Assurance Services, LLC

AWS Security Assurance Services (SAS) is hiring a Senior Security & Compliance Engineer to lead the design, deployment, and implementation of complex AWS security and compliance solutions that accomplish customer-defined business and security outcomes, solving for new levels of scale, complexity, and performance ...

Software Engineer Ubuntu Server Certification

Canonical is hiring a software engineer to join the Server Certification team. The Certification team develops Python based testing tools used to test Ubuntu Server on the latest enterprise hardware ensuring Ubuntu users have the best experience with their hardware. We work at the interface of hardware and so ...

DevSecOps Engineer (DV Cleared)

Rubicon Consulting is currently recruiting for a DevSecOps Engineer (DV Cleared) on a 12 month contract based in London.Role SummaryYou'll join a software-defined, automation-first engineering environment building and running CI/CD platforms with security embedded from day one — not bolted on aft ...

Full Stack Developer

Robert Half Technology are assisting UK's market leading media organisation to recruit a Full Stack Developer on a 6-12 month contract basisJoin an innovative team operating at the intersection of technology, digital experiences, and consumer engagement. As a fast-growing organisa ...

Full Stack Developer

Robert Half Technology are assisting UK's market leading media organisation to recruit a Full Stack Developer on a 6-12 month contract basisJoin an innovative team operating at the intersection of technology, digital experiences, and consumer engagement. As a fast-growing organisa ...

Senior Software Engineer (Betting Platform)

Senior Software Engineer (Betting Platform) Canary Wharf, London (2 days on-site) £80,000 - £90,000 + Holiday + PensionThis is an excellent opportunity for an experienced developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys w ...

Principal Software Engineer

Are you an experienced Principal Software Engineer looking to work on cutting-edge technology and make a meaningful impact on users' daily lives in the medical field? If so, we invite you to apply below.As the Principal Software Engineer, you'll bring a wealth of cloud-native expertise, taking on t ...

Ataccama DQC Support Engineer

Job Title: Ataccama DQC Support Engineer Job Location: London , UK Job Type: FTE Job Description: A skilled Ataccama DQC Support Engineer who will be responsible for providing technical support and expert ...

ASIC Engineer

About the PositionWe are looking to hire an experienced ASIC Engineer to help us design, test and deploy advanced hardware designs. As part of our Ultra Low Latency team, you’ll have the opportunity to collaborate with people in areas across the firm, including trading, networking and resear ...

Software Developer | Broadcast | Media Workflows | News

What you will love about Dalet and why you should be working here Dalet empowers media-rich organizations to transform their production and distribution workflows – accelerating media operations, maximizing collaboration and creating higher value from content. As a leading media tec ...

Software Developer | Broadcast | Media Workflows | News

What you will love about Dalet and why you should be working here Dalet empowers media-rich organizations to transform their production and distribution workflows – accelerating media operations, maximizing collaboration and creating higher value from content. As a leading media tec ...

Core Quantitative Strategic Analytics Developer

Description :Job Title Core Quantitative Strategic Analytics DeveloperLocation LondonCorporate Title AssociateGroup Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between Deutsche Bank’s businesses and ...

Core Quantitative Strategic Analytics Developer

Description :Job Title Core Quantitative Strategic Analytics DeveloperLocation LondonCorporate Title AssociateGroup Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between Deutsche Bank’s businesses and ...

Computer Science Teacher Role in Newham Available Immediately

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.A pioneering Independent school in Newham is seeking an intellectuall ...

Golang Engineering Manager, Commercial Systems

Canonical is a leading provider of open-source software and operating systems for global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's ...

C++ Developer Commodities Quant Trading Developer

Top tier Energy Trading client requires a senior C++ Pythom Quant Strat develop core components for the new Risk & PnL engine:Technical excellence: Implement clean, well-documented, tested, and extensible codeOwnership: Be responsible for the performance and reliable operation of core components ...

C++ Software Engineer Linux Low Latency

C++ Software Engineer / Developer (Linux Low Latency) London to £200kDo you have expertise with backend, low latency C++?You could be progressing your career in a senior, hand-on role at a hugely profitable, long established Hedge Fund.What's in it for you:Salary to ...

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